/**
 * Created with IntelliJ IDEA.
 * Description:
 * Author:  LiuTao
 * Version: 1.0
 * Date:    2023-08-07  15:32
 */
class PetDog {
    public String name;
    public int age;
    public String color;

    public void work() {
        System.out.println(name + "你好");
    }
}
public class Test {
    public static void main(String[] args) {
        PetDog petDog = new PetDog();
        petDog.name = "wawa";
        petDog.work(); 
    }
}
